Conditional on a consensus 20 years from now that sperm count has been declining, what will scientists believe was the most important factor?
52
1.5kṀ2654
2043
30%
Plastics
3%
Pesticides
13%
Sunlight and circadian rhythm
50%
Diet and obesity
4%
Porn

Related ACX post Declining Sperm Count: Much More Than You Wanted To Know. I will go off of some combination of how sure scientists are that it matters, vs. how big scientists think the effect is.

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